Electric tuning graphene trapezoidal hole metasurface structure for particle transmission

The invention discloses an electric tuning graphene trapezoidal hole metasurface structure for particle transfer, which comprises a substrate, a source electrode, a drain electrode, a dielectric layer and a graphene film, and is characterized in that the graphene film is fixedly arranged on the substrate, the source electrode and the drain electrode are embedded between the substrate and the graphene film, the dielectric layer is fixedly arranged on the graphene film, and the source electrode and the drain electrode are embedded between the substrate and the graphene film. A plurality of first graphene trapezoidal holes distributed at equal intervals are formed in the graphene film, a plurality of second graphene trapezoidal holes distributed at equal intervals are formed in the graphene film, and a transmission channel is formed in the graphene film between the first graphene trapezoidal holes and the second graphene trapezoidal holes; the cross sections of the first graphene trapezoidal holes and the second